Alright, let's work through 828442 times 56064001 step by step
828442 × 56064001 = 56064001 × (828442)
+ 56064001 × 2 yielding 112128002
+ 56064001 × 40 that equals 2242560040
+ 56064001 × 400 resulting in 22425600400
+ 56064001 × 8000 which equals 448512008000
+ 56064001 × 20000 producing 1121280020000
+ 56064001 × 800000 which equals 44851200800000

= 46445773116442
